## Common Use Cases

### E-commerce Search

```java
// Product search suggestions
SuggestItem product = new SuggestItem(
    new String[]{"iPhone 15 Pro", "Apple iPhone 15 Pro"},
    new String[][]{{"iphone"}, {"apple", "phone"}},
    1.5f,                               // boost popular products
    new String[]{"electronics", "mobile"},
    new String[]{"customer"},

            String[] roles = new String[] { SuggestConstants.DEFAULT_ROLE, "role1", "role2", "role3" };
            items.add(new SuggestItem(new String[] { "ドキュメント" + i }, readings, new String[] { "content" }, 15 + i, 0, -1, tags, roles, null,
                    SuggestItem.Kind.DOCUMENT));
        }

        for (int i = 0; i < 5; i++) {
            String[][] readings = new String[2][];